bluetooth: Add Device connection logic and accompanying user interface.

chrome/browser/resources/bluetooth_internals/interfaces.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
- * Javascript for Mojo interface helpers, served from
+ * Javascript for Mojo interface helpers and global variables, served from
  *     chrome://bluetooth-internals/.
  */
 
 cr.define('interfaces', function() {
 
 
   /**
    * TODO(crbug.com/652361): Move to shared location.
    * Helper to convert callback-based define() API to a promise-based API.
    * @param {!Array<string>} moduleNames
@@ skipping 63 matching lines @@
       initialized = true;
     });
 
     return initializePromise;
   }
 
   return {
     initialize: initialize,
   };
 });